The Vulcan Cal-Stat provides reliable temperature control with a rugged, self contained design and application versatility not available with many other mechanical or solid state temperature controls. Insert into drilled holes or directly immerse into fluids or gases when supplied with an appropriate mounting fitting. lMultiple mounting optionslCorrosion-resistant stainless steel outer shell Cal-Stat Thermostat, Cartrdge, 1/2 In. Dia